[Autofill] Suggest expired credit cards last.

components/autofill/core/browser/credit_card.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef COMPONENTS_AUTOFILL_CORE_BROWSER_CREDIT_CARD_H_
 #define COMPONENTS_AUTOFILL_CORE_BROWSER_CREDIT_CARD_H_
 
 #include <iosfwd>
 #include <string>
 #include <utility>
@@ skipping 178 matching lines @@
   // use.
   void RecordAndLogUse();
 
   // Converts a string representation of a month (such as "February" or "feb."
   // or "2") into a numeric value in [1, 12]. Returns true on successful
   // conversion or false if a month was not recognized.
   static bool ConvertMonth(const base::string16& month,
                            const std::string& app_locale,
                            int* num);
 
+  // Returns whether the credit card is expired base on the specified |time|.
+  bool IsExpired(base::Time::Exploded time) const;
+
  private:
   // FormGroup:
   void GetSupportedTypes(ServerFieldTypeSet* supported_types) const override;
 
   // The type of the card to fill in to the page, e.g. 'Mastercard'.
   base::string16 TypeForFill() const;
 
   // The month and year are zero if not present.
   int Expiration4DigitYear() const { return expiration_year_; }
   int Expiration2DigitYear() const { return expiration_year_ % 100; }
@@ skipping 44 matching lines @@
 extern const char kDiscoverCard[];
 extern const char kGenericCard[];
 extern const char kJCBCard[];
 extern const char kMasterCard[];
 extern const char kUnionPay[];
 extern const char kVisaCard[];
 
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_CORE_BROWSER_CREDIT_CARD_H_